86416540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{2347}}^1$

素因数の和:2626

約数の個数: 48

約数和(自身を含む): 208276992

約数和(自身を除く): 121860452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 263, 526, 1052, 1315, 1841, 2347, 2630, 3682, 4694, 5260, 7364, 9205, 9388, 11735, 16429, 18410, 23470, 32858, 36820, 46940, 65716, 82145, 164290, 328580, 617261, 1234522, 2469044, 3086305, 4320827, 6172610, 8641654, 12345220, 17283308, 21604135, 43208270, 86416540]

約数ペア:

[(1, 86416540), (2, 43208270), (4, 21604135), (5, 17283308), (7, 12345220), (10, 8641654), (14, 6172610), (20, 4320827), (28, 3086305), (35, 2469044), (70, 1234522), (140, 617261), (263, 328580), (526, 164290), (1052, 82145), (1315, 65716), (1841, 46940), (2347, 36820), (2630, 32858), (3682, 23470), (4694, 18410), (5260, 16429), (7364, 11735), (9205, 9388)]